Dual-purpose valve for a catheter



FIG. 1 is a perspective view of a dual-purpose valve for a cathetershowing my new design;

FIG. 2 is a left end view thereof;

FIG. 3 is a right end view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a front view thereof; and

FIG. 7 is a rear view thereof.

The ornamental design for a dual-purpose valve for a catheter, as shown.